undo

IPA: ʌndˈu

To reverse the effects of an action.
To unfasten.
(figuratively) To impoverish or ruin, as in reputation; to cause the downfall of.

Misspelling of undue. [Excessive; going beyond that what is natural or sufficient.]

Examples of "undo" in Sentences

She shuddered, as though to say the name would undo her again.
Rename undo is the way to avoid all that, with little or no performance
OmniGraffle wisely sports an Undo button, and it supports many, many levels of undo, which is great.
Leaving your parents out of your lives can result in undo stress, as then you will have to deal with their protests or their anquish over you.
Mandela added that economic development would, however, in the longer term undo the socio-economic conditions responsible for a large part of the problem of crime.
Every one else after that was just capitalizing on the works of Lotus developers. humans and microsoft? do they even know how to spell user interface design? and am I just way old or does anyone remember Visicalc that preceded both lotus and excel? as for undo, which is what the conversation started with, why would any one want it, we're all perfect right?
Yet he realized that were Henry to be entrusted with the regency he would change in the most radical fashion the course of the ship of state; would introduce measures dear to the late Emperor Frederick, but to which he, the kaiser, was unalterably opposed, and would, in short, undo everything that he himself had done; so that when eventually the crown prince came of age there would be no longer any possibility of his continuing his father's policy, a policy which the emperor has been at great pains to inculcate into his boy.